Mössbauer, XRD, and Complex Thermal Analysis of the Hydration of Cement with Fly Ash

Table 6

Mössbauer parameters of the of cement PC2 at different ages of hydration.

Time of hydration	𝛿1 (mm/s); (O1)	𝛿2 (mm/s); (O2)	𝛿3 (mm/s); (T)	Δ1 (mm/s); (O1)	Δ2 (mm/s); (O2)	Δ3 (mm/s); (T)	𝐼1 (%); (O1)	𝐼2 (%); (O2)	𝐼3 (%); (T)
0 h	0.20	0.25	—	1.21	1.60	—	45	55	—
1 d	0.22	0.29	—	1.25	1.80	—	35	65	—
5 d	0.22	0.29	—	1.33	1.82	—	37	63	—
14 d	0.24	0.29	0.29	1.35	1.81	0.45	28	52	25
28 d	0.24	0.29	0.29	1.35	1.81	0.47	26	47	27
48 d	0.24	0.29	0.29	1.33	1.81	0.47	24	47	29